There is another little twist to the story, though, and it's a crucial one.

尽管故事还有一点曲折，但这一点是至关重要的。

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Another story tells of a little train that had to climb a steephill.

另一个故事讲述了一个小火车必须攀爬陡峭的山。

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Another story tells of a little train that had to climb a steep hill.

另一个故事讲述了一个小火车必须攀爬陡峭的山。

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Another story tells of a little train that had to climb a steep hill.

另一个故事讲述了一个小火车必须攀爬陡峭的山。

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